There are many reasons for more sleep, mainly the following aspects: 1, physiological factors, with the age of sleep time will be correspondingly shortened, poor sleep quality, unsuitable sleep environment and climate and seasonal factors, do not require too much treatment and treatment, remove the cause can be effectively improved. 2, disease factors, cerebrovascular disease, such as cerebral artery blood supply deficiency, post-stroke sequelae, etc., can lead to cerebral insufficiency and cause more sleep symptoms. 3, mental factors, respiratory diseases such as obstructive sleep apnea syndrome, need to improve the relevant examination to clarify the specific cause of the disease for the cause of treatment. The symptoms of sleep are caused by cerebral insufficiency and respiratory diseases such as obstructive sleep apnea syndrome, which need to be treated for the cause of the original disease after the improvement of the relevant examination. 3, mental factors, anxiety, depression, neurasthenia and other diseases can cause more sleep, which need psychological intervention by a specialist to effectively relieve.